mm: remove NR_BOUNCE zone stat
authorChristoph Hellwig <hch@lst.de>
Mon, 5 May 2025 08:11:26 +0000 (10:11 +0200)
committerJens Axboe <axboe@kernel.dk>
Mon, 5 May 2025 19:22:39 +0000 (13:22 -0600)
commit194df9f66db8d6f74f03c78c2ad47b74a5a8b886
tree7311a433f10862d5dbbef091eef3e1f2614e9136
parenteeadd68e2a5f6bfe0bf1038ec49e3a8d99eb5fe8
mm: remove NR_BOUNCE zone stat

The stat is always 0 now, so remove it and hardwire the user visible
output to 0.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20250505081138.3435992-8-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/base/node.c
fs/proc/meminfo.c
include/linux/mmzone.h
mm/show_mem.c